Hydroponic unit



FIG. 1 is an enlarged perspective view of a hydroponic unit showing my new design.

FIG. 2 is a top view thereof.

FIG. 3 is a bottom view thereof.

FIG. 4 is a front elevational view thereof.

FIG. 5 is a back elevational view thereof.

FIG. 6 is a side elevational view taken from the left of FIG. 1;

FIG. 7 is a side elevational view taken from the right of FIG. 1.

FIG. 8 is an enlarged sectional view taken in the direction of the arrows on line 8--8 of FIG. 2. 

The ornamental design for a hydroponic unit, as shown and described. 